# Copyright The OpenTelemetry Authors
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""
Instrument tortoise-orm to report SQL queries.
Usage
-----
.. code:: python
from fastapi import FastAPI
from tortoise.contrib.fastapi import register_tortoise
from opentelemetry.sdk.resources import SERVICE_NAME, Resource
from opentelemetry.sdk.trace import TracerProvider
from opentelemetry.instrumentation.tortoiseorm import TortoiseORMInstrumentor
app = FastAPI()
tracer = TracerProvider(resource=Resource({SERVICE_NAME: "FastAPI"}))
TortoiseORMInstrumentor().instrument(tracer_provider=tracer)
register_tortoise(
app,
db_url="sqlite://sample.db",
modules={"models": ["example_app.db_models"]}
)
API
---
"""
from typing import Collection
import wrapt
from opentelemetry import trace
from opentelemetry.instrumentation.instrumentor import BaseInstrumentor
from opentelemetry.instrumentation.tortoiseorm.package import _instruments
from opentelemetry.instrumentation.tortoiseorm.version import __version__
from opentelemetry.instrumentation.utils import unwrap
from opentelemetry.semconv.trace import DbSystemValues, SpanAttributes
from opentelemetry.trace import SpanKind
from opentelemetry.trace.status import Status, StatusCode
try:
import tortoise.backends.asyncpg.client
TORTOISE_POSTGRES_SUPPORT = True
except ModuleNotFoundError:
TORTOISE_POSTGRES_SUPPORT = False
try:
import tortoise.backends.mysql.client
TORTOISE_MYSQL_SUPPORT = True
except ModuleNotFoundError:
TORTOISE_MYSQL_SUPPORT = False
try:
import tortoise.backends.sqlite.client
TORTOISE_SQLITE_SUPPORT = True
except ModuleNotFoundError:
TORTOISE_SQLITE_SUPPORT = False
import tortoise.contrib.pydantic.base
[docs]class TortoiseORMInstrumentor(BaseInstrumentor):
"""An instrumentor for Tortoise-ORM
See `BaseInstrumentor`
"""
[docs] def instrumentation_dependencies(self) -> Collection[str]:
return _instruments
def _instrument(self, **kwargs):
"""Instruments Tortoise ORM backend methods.
Args:
**kwargs: Optional arguments
``tracer_provider``: a TracerProvider, defaults to global
``capture_parameters``: set to True to capture SQL query parameters
Returns:
None
"""
tracer_provider = kwargs.get("tracer_provider")
# pylint: disable=attribute-defined-outside-init
self._tracer = trace.get_tracer(
__name__,
__version__,
tracer_provider,
schema_url="https://opentelemetry.io/schemas/1.11.0",
)
self.capture_parameters = kwargs.get("capture_parameters", False)
if TORTOISE_SQLITE_SUPPORT:
funcs = [
"SqliteClient.execute_many",
"SqliteClient.execute_query",
"SqliteClient.execute_insert",
"SqliteClient.execute_query_dict",
"SqliteClient.execute_script",
]
for func in funcs:
wrapt.wrap_function_wrapper(
"tortoise.backends.sqlite.client",
func,
self._do_execute,
)
if TORTOISE_POSTGRES_SUPPORT:
funcs = [
"AsyncpgDBClient.execute_many",
"AsyncpgDBClient.execute_query",
"AsyncpgDBClient.execute_insert",
"AsyncpgDBClient.execute_query_dict",
"AsyncpgDBClient.execute_script",
]
for func in funcs:
wrapt.wrap_function_wrapper(
"tortoise.backends.asyncpg.client",
func,
self._do_execute,
)
if TORTOISE_MYSQL_SUPPORT:
funcs = [
"MySQLClient.execute_many",
"MySQLClient.execute_query",
"MySQLClient.execute_insert",
"MySQLClient.execute_query_dict",
"MySQLClient.execute_script",
]
for func in funcs:
wrapt.wrap_function_wrapper(
"tortoise.backends.mysql.client",
func,
self._do_execute,
)
wrapt.wrap_function_wrapper(
"tortoise.contrib.pydantic.base",
"PydanticModel.from_queryset",
self._from_queryset,
)
wrapt.wrap_function_wrapper(
"tortoise.contrib.pydantic.base",
"PydanticModel.from_queryset_single",
self._from_queryset,
)
wrapt.wrap_function_wrapper(
"tortoise.contrib.pydantic.base",
"PydanticListModel.from_queryset",
self._from_queryset,
)
def _uninstrument(self, **kwargs):
if TORTOISE_SQLITE_SUPPORT:
unwrap(
tortoise.backends.sqlite.client.SqliteClient, "execute_query"
)
unwrap(
tortoise.backends.sqlite.client.SqliteClient, "execute_many"
)
unwrap(
tortoise.backends.sqlite.client.SqliteClient, "execute_insert"
)
unwrap(
tortoise.backends.sqlite.client.SqliteClient,
"execute_query_dict",
)
unwrap(
tortoise.backends.sqlite.client.SqliteClient, "execute_script"
)
if TORTOISE_MYSQL_SUPPORT:
unwrap(tortoise.backends.mysql.client.MySQLClient, "execute_query")
unwrap(tortoise.backends.mysql.client.MySQLClient, "execute_many")
unwrap(
tortoise.backends.mysql.client.MySQLClient, "execute_insert"
)
unwrap(
tortoise.backends.mysql.client.MySQLClient,
"execute_query_dict",
)
unwrap(
tortoise.backends.mysql.client.MySQLClient, "execute_script"
)
if TORTOISE_POSTGRES_SUPPORT:
unwrap(
tortoise.backends.asyncpg.client.AsyncpgDBClient,
"execute_query",
)
unwrap(
tortoise.backends.asyncpg.client.AsyncpgDBClient,
"execute_many",
)
unwrap(
tortoise.backends.asyncpg.client.AsyncpgDBClient,
"execute_insert",
)
unwrap(
tortoise.backends.asyncpg.client.AsyncpgDBClient,
"execute_query_dict",
)
unwrap(
tortoise.backends.asyncpg.client.AsyncpgDBClient,
"execute_script",
)
unwrap(tortoise.contrib.pydantic.base.PydanticModel, "from_queryset")
unwrap(
tortoise.contrib.pydantic.base.PydanticModel,
"from_queryset_single",
)
unwrap(
tortoise.contrib.pydantic.base.PydanticListModel, "from_queryset"
)
def _hydrate_span_from_args(self, connection, query, parameters) -> dict:
"""Get network and database attributes from connection."""
span_attributes = {}
capabilities = getattr(connection, "capabilities", None)
if capabilities is not None:
if capabilities.dialect == "sqlite":
span_attributes[
SpanAttributes.DB_SYSTEM
] = DbSystemValues.SQLITE.value
elif capabilities.dialect == "postgres":
span_attributes[
SpanAttributes.DB_SYSTEM
] = DbSystemValues.POSTGRESQL.value
elif capabilities.dialect == "mysql":
span_attributes[
SpanAttributes.DB_SYSTEM
] = DbSystemValues.MYSQL.value
dbname = getattr(connection, "filename", None)
if dbname:
span_attributes[SpanAttributes.DB_NAME] = dbname
dbname = getattr(connection, "database", None)
if dbname:
span_attributes[SpanAttributes.DB_NAME] = dbname
if query is not None:
span_attributes[SpanAttributes.DB_STATEMENT] = query
user = getattr(connection, "user", None)
if user:
span_attributes[SpanAttributes.DB_USER] = user
host = getattr(connection, "host", None)
if host:
span_attributes[SpanAttributes.NET_PEER_NAME] = host
port = getattr(connection, "port", None)
if port:
span_attributes[SpanAttributes.NET_PEER_PORT] = port
if self.capture_parameters:
if parameters is not None and len(parameters) > 0:
span_attributes["db.statement.parameters"] = str(parameters)
return span_attributes
async def _do_execute(self, func, instance, args, kwargs):
exception = None
name = args[0].split()[0]
with self._tracer.start_as_current_span(
name, kind=SpanKind.CLIENT
) as span:
if span.is_recording():
span_attributes = self._hydrate_span_from_args(
instance,
args[0],
args[1:],
)
for attribute, value in span_attributes.items():
span.set_attribute(attribute, value)
try:
result = await func(*args, **kwargs)
except Exception as exc: # pylint: disable=W0703
exception = exc
raise
finally:
if span.is_recording() and exception is not None:
span.set_status(Status(StatusCode.ERROR))
return result
async def _from_queryset(self, func, modelcls, args, kwargs):
exception = None
name = f"pydantic.{func.__name__}"
with self._tracer.start_as_current_span(
name,
kind=SpanKind.INTERNAL,
) as span:
if span.is_recording():
span_attributes = {}
model_config = getattr(modelcls, "Config", None)
if model_config:
model_title = getattr(
modelcls.Config,
"title",
modelcls.__name__,
)
if model_title:
span_attributes["pydantic.model"] = model_title
for attribute, value in span_attributes.items():
span.set_attribute(attribute, value)
try:
result = await func(*args, **kwargs)
except Exception as exc: # pylint: disable=W0703
exception = exc
raise
finally:
if span.is_recording() and exception is not None:
span.set_status(Status(StatusCode.ERROR))
return result